From 99632f66e74fc57c463072be312d634aeb67bc61 Mon Sep 17 00:00:00 2001
From: neonloop
Date: Wed, 4 Aug 2021 15:09:12 +0000
Subject: Initial commit

---
 scale.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 scale.h

(limited to 'scale.h')

diff --git a/scale.h b/scale.h
new file mode 100644
index 0000000..c415124
--- /dev/null
+++ b/scale.h
@@ -0,0 +1,24 @@
+#ifndef __SCALE_H__
+#define __SCALE_H__
+
+#define SCREEN_WIDTH 320
+#define SCREEN_HEIGHT 240
+#define SCREEN_BPP 2
+#define SCREEN_PITCH (SCREEN_BPP * SCREEN_WIDTH)
+
+enum scale_size {
+	SCALE_SIZE_NONE,
+	SCALE_SIZE_ASPECT,
+	SCALE_SIZE_FULL,
+};
+
+enum scale_filter {
+	SCALE_FILTER_NEAREST,
+	SCALE_FILTER_SHARP,
+	SCALE_FILTER_SMOOTH,
+};
+
+void scale_update_scaler(void);
+void scale(unsigned w, unsigned h, size_t pitch, const void *src, void *dst);
+
+#endif
-- 
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